Originally Posted by
hanguolaohu
Reread the page and it does mention "Lithium batteries with more than 100 watt hours may be allowed in carry-on bags with airline approval"
Anyone have experience whether there is a strict system in place that enforces this?
Apparently, JAL sets the limit to 160Wh maximum/battery and up to 2 batteries.
JL officially allows up to 160, so there you have the airline approval above 100 as required by the FAA rule set.